I just had the same thing recently. Rye grain, inoculated with Albino A+ and I just had white dots all over and nothing else. Almost like knots but there was no other growth. I added heat as things weren’t progressing and those jars are now colonizing…I think those dots where small starts.
Some Gandalf from my good friend MycoCat Genetix. He gave me this culture on a plate as a gift. Three months of storage in the fridge and it’s still as lively as ever. 24h after placing the agar wedges into the grain jars
Little project I got going. I got a QP dry from the first flush from these in a 66qt tub so I’m trying to make a huge yielded isolation from a print I took